Home / 120,468.90-166,244.59-66,753.44

Finding the Fourth Proportional to 120,468.90, 166,244.59 and 66,753.44

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Solution

The fourth proportional to 120,468.90, 166,244.59 and 66,753.44 is: 92,118.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,468.90 : 166,244.59 = 66,753.44 : x
  2. Step 2: Convert to fraction form
    120,468.90/166,244.59 = 66,753.44/x
  3. Step 3: Cross multiply
    120,468.90x = 166,244.59 × 66,753.44
  4. Step 4: Simplify right side
    120,468.90x = 11,097,398,263.89
  5. Step 5: Solve for x
    x = 11,097,398,263.89/120,468.90
  6. Step 6: Final answer
    x = 92,118.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.